V.A. Rudakov - Post-graduate Student, Southern Federal University. E-mail: ruva240187@yandex.ru V.A. Sledkov - Ph.D. (Phys.-Math.), Leading Research Scientist, Southern Federal University. E-mail: vsledkov@gmail.com A.P. Mayorov - Head of dept., FGNU NII «Spetsvuzavtomatika» M.B. Manuilov - D.Sc. (Phys.-Math.), Professor, Southern Federal University. E-mail: m_manuilov@sfedu.ru

S. M. Garanin – Postgraduate Student, Department of Physics and Technology of Optical Communication, Nizhny Novgorod State Technical University n.a. R.E. Alekseev

E-mail: physics@nntu.ru

I. N. Danilov – Ph.D. (Eng.), Department of Physics and Technology of Optical Communication, Nizhny Novgorod State Technical University n.a. R.E. Alekseev; Senior Research Scientist of FRPC “Measuring System Research Institute n.a. Yu.Ye. Sedakov”

(Nizhny Novgorod)

S. B. Raevskij – Honored Scientist of RF, Dr.Sc. (Eng.), Professor of Department of Physics and Technology of Optical Communication, Nizhny Novgorod State Technical University n.a. R.E. Alekseev

A. Yu. Sedakov – Dr.Sc. (Eng.), Associate Professor of Department of Physics and Technology of Optical Communication, Nizhny Novgorod State Technical University n.a. R.E. Alekseev; Director of FRPC “Measuring System Research Institute n.a. Yu.Ye. Sedakov” (Nizhny Novgorod)